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greubel_forsey_double_balancier

Greubel Forsey Double Balancier

Greubel Forsey Double Balancier
© Greubel Forsey

Double Balancier is a luxury wristwatch by Greubel Forsey.

The special feature of this watch is the double balance (double balancier): two oscillating systems coupled via a differential, which contribute to an additional improvement of the rate precision. This invention was patented by Greubel Forsey.

Movement:

  • Two Greubel Forsey balance, inclined by 30°
  • Balance springs: Phillips terminal curve, Geneva-style stud
  • Main plate: Nickel silver, frosted and spotted, with polished bevelling and countersinks, straight-grained flanks, grey treatment
  • Bridges: Nickel silver, spotted, with polished bevelling and countersinks, straight-grained flanks, grey treatment
  • Flat black polished steel differential bridges
  • Flat black polished gold centre bridge, with polished bevelling and countersinks, straight-grained flanks
  • 2 engraved gold plates (1x Greubel Forsey, 1x individual number)
  • Escapement platforms inclined at a 30° angle, Nickel silver, straight graining, hand-polished bevelling and countersinks, nickel-palladium treatment
  • 50 jewels
  • Olived-domed jewels in gold chatons
  • 285 components

Case:

Dial:

  • Multi-level black anthracite gold dial
  • Engraved and “oven fired” enamelled indexes (émail grand feu champlevé)
  • Differential rotation and small seconds indicators in gold
  • Hours and minutes hands in polished gold, with Super-LumiNova
  • Small seconds and 4-minutes hands in polished blued steel
  • Power-reserve hand in polished gold

Functions:

Bracelet:

Limited edition:

  • 51 pieces (2016-2021)

greubel_forsey_double_balancier.txt · Last modified: 18.05.2022 14:43 by gerdlothar

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